[Nigeria Health Watch] Zainab was only 11 years old when she became the fourth wife of a 42-year-old cobbler in her community. She is from Marki, a village in Northern Nigeria where girls are married off at the age of 12 to preserve their purity. Her parents did not consider educating a girl child a worthy venture. Therefore, she was never sent to school. Her father said girls didn't need to go to school because they wouldn't use the knowledge. So, growing up, while her brothers went to school, being the only girl in her family,